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Shareholders' Equity - Additional Information (Details) - USD ($) $ / shares in Units, shares in Thousands |  | 3 Months Ended | 9 Months Ended | 54 Months Ended |
--- | --- | --- | --- | --- | ---
Oct. 31, 2018 | Mar. 29, 2020 | Mar. 29, 2020 | Oct. 31, 2018 | Apr. 23, 2014
Equity Class Of Treasury Stock [Line Items] |  |  |  |  |
Share repurchased, average price paid per share |  |  | $ 23.72 |  |
Common stock repurchased and retired under publicly announced program |  | $ (1,994,000) | $ (1,994,000) |  |
Share repurchased during period, shares |  |  | 84 |  |
2014 Stock Repurchase Program [Member] |  |  |  |  |
Equity Class Of Treasury Stock [Line Items] |  |  |  |  |
Share Repurchase Program, Authorized Amount |  |  |  |  | $ 50,000,000
Share repurchased, average price paid per share |  |  |  | $ 27.79 |
Common stock repurchased and retired under publicly announced program |  |  |  | $ 22,409,000 |
Share repurchased during period, shares |  |  |  | 806 |
Share repurchase program termination date | Oct. 31, 2018 |  |  |  |
2018 Share Repurchase Program [Member] |  |  |  |  |
Equity Class Of Treasury Stock [Line Items] |  |  |  |  |
Share Repurchase Program, Authorized Amount | $ 50,000,000 |  |  | $ 50,000,000 |

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